题目内容
They use computers to keep the traffic smoothly. k
A. being run B. run
C. to run D. running
Three days after the aircraft went missing, an international effort ________ ships and planes hasn't found any wreckage, ________ growing frustration for the families of the 239 people on board.
A. involved; causing
B. to involve; caused
C. involving; causing
D. involving; having caused
It is too early to tell whether Mr. Smith has obtained such a (便宜货).
She was picked out from the whole class to _________(代表) them at the other school.
—My children are always arguing.
—________
A. Just ignore them. B. That's right.
C. Are you sure? D. How old are they?
We had a(n) _______ couple of weeks waiting for the test results.
A. curious B. cautious
C. special D. anxious
Writing out all the invitations by hand was more time-consuming than we______.
A. will expect B. are expecting
C. expect D. had expected
When Tom knocked at the door, I was busy ________ my homework and my brother was busy ________ a model plane.
A. to do; with B. doing; with doing
C. with; making D. with; to make
We forgot to bring our tickets, but please let us enter, _______?
A. do you B. can we
C. will you D. shall we